> Yes, this looks much more sane. If you _really_ want to be anal about
> typechecking (and also checking that nobody can possibly use a user
> pointer incorrectly), you make
>
> typedef struct {
> unsigned int val;
> } compat_uptr_t;
Be careful, these kind of "int in a struct" things end up being
passed to functions on the stack instead of registers :-(
This is why we don't do any of the fancy type-checking
page table types on Sparc unless you edit the header files.
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